Which preposition to use with integrated

with Occurrences 3%

No great poetry, of whatever kind, is conceivable unless the subject has become integrated with the poet's mind and mood.

in Occurrences 2%

They mostly are formed in syllables numbering four and five, which all integrate in the one word irresistible: how pitifully I abhor that word!every letter has a serpent-coil in it.

into Occurrences 1%

Very early in its existence Communist China assumed control of Sinkiang, Chinese Central Asia, a large area originally inhabited by Turkish and Mongolian tribes and states, later conquered by the Manchu, and then integrated into China in the early nineteenth century.

Which preposition to use with  integrated